Sökning: "VoIP SIP"

Visar resultat 1 - 5 av 56 uppsatser innehållade orden VoIP SIP.

  1. 1. SIPman : A penetration testing methodology for SIP and RTP

    Uppsats för yrkesexamina på avancerad nivå, Blekinge Tekniska Högskola/Institutionen för datavetenskap

    Författare :Elin Wallgren; Christoffer Willander; [2022]
    Nyckelord :Session Initiation Protocol; Real-time Transport Protocol; penetration testing; methodology; Voice over IP; Session Initiation Protocol; Real-time Transport Protocol; penetrationstestning; metod; Voice over IP;

    Sammanfattning : Background. SIP and RTP are two protocols that are widely used, and they play an important role in VoIP services. VoIP is an integral part of many communication services, e.g. LÄS MER

  3. 2. Detecting SQL Injection Attacks in VoIP using Real-time Deep Packet Inspection : Can a Deep Packet Inspection Firewall Detect SQL Injection Attacks on SIP Traffic with Reasonable Performance?

    Master-uppsats, Linköpings universitet/Institutionen för datavetenskap

    Författare :Linus Sjöström; [2019]
    Nyckelord :DPI SQL;

    Sammanfattning : The use of the Internet has increased over the years, and it is now an integral part of our daily activities, as we often use it for everything from interacting on social media to watching videos online. Phone calls nowadays tend to use Voice over IP (VoIP), rather than the traditional phone networks. LÄS MER

  4. 3. Utilizing Multi-core for optimized Data Exchange via VoIP

    Master-uppsats, KTH/Skolan för elektroteknik och datavetenskap (EECS)

    Författare :Sohrab Azami Ghadim; [2018]
    Nyckelord :;

    Sammanfattning : In contemporary IT industry, Multi-tasking solutions are highly regarded as optimal solutions, because hardware is equipped with multi-core CPUs. With multicore technology, CPUs run with lower frequencies while giving same or better performance as a whole system of processing. LÄS MER

  5. 4. A reverse proxy for VoIP : Or how to improve security in a ToIP network

    Master-uppsats, KTH/Kommunikationsnät

    Författare :Guillaume Dhainaut; [2016]
    Nyckelord :VoIP; ToIP; SIP; SIPS; RTP; SRTP; SBC; session border controller; security; toll fraud;

    Sammanfattning : The need for security is crucial in Telephony over IP (ToIP). Secure protocols have been designed as well as specific devices to fulfill that need. This master thesis examines one of such devices called Session Border Controller (SBC), which can be compared to reverse proxies for ToIP. The idea is to apply message filters to increase security. LÄS MER

  7. 5. Evaluating Voice over IP phone implementation on a freescale Cortex A9 processor running Linux using open source SIP and WebRTC

    Master-uppsats, Umeå universitet/Institutionen för datavetenskap

    Författare :Eric Sjögren; [2016]
    Nyckelord :;

    Sammanfattning : Voice over IP (VoIP) is a methodology that refers to the delivery of multimedia and voice sessions over an Internet connection and it provides an alternative to regular voice calls using phone lines, usually referred to as the Public Switched Telephone Network (PSTN). Web Real-Time Communication (WebRTC) is an API denition for browser-to-browser VoIP applications; the denition acts as a foundation for applications using voice, video, chat, and P2P le sharing in a browser environment without the need of either internal or external plugins. LÄS MER